btrfs: rename err to ret in btrfs_symlink()

Unify naming of return value to the preferred way.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 3a5f61f21e4cbbc7419d198dcabbe27208ce6de7..be59b08c842219159006203dc3b932dc6e0b1d3b 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8826,7 +8826,7 @@ static int btrfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
                .dentry = dentry,
        };
        unsigned int trans_num_items;
-       int err;
+       int ret;
        int name_len;
        int datasize;
        unsigned long ptr;
@@ -8853,26 +8853,26 @@ static int btrfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
        inode_set_bytes(inode, name_len);
 
        new_inode_args.inode = inode;
-       err = btrfs_new_inode_prepare(&new_inode_args, &trans_num_items);
-       if (err)
+       ret = btrfs_new_inode_prepare(&new_inode_args, &trans_num_items);
+       if (ret)
                goto out_inode;
        /* 1 additional item for the inline extent */
        trans_num_items++;
 
        trans = btrfs_start_transaction(root, trans_num_items);
        if (IS_ERR(trans)) {
-               err = PTR_ERR(trans);
+               ret = PTR_ERR(trans);
                goto out_new_inode_args;
        }
 
-       err = btrfs_create_new_inode(trans, &new_inode_args);
-       if (err)
+       ret = btrfs_create_new_inode(trans, &new_inode_args);
+       if (ret)
                goto out;
 
        path = btrfs_alloc_path();
        if (!path) {
-               err = -ENOMEM;
-               btrfs_abort_transaction(trans, err);
+               ret = -ENOMEM;
+               btrfs_abort_transaction(trans, ret);
                discard_new_inode(inode);
                inode = NULL;
                goto out;
@@ -8881,10 +8881,9 @@ static int btrfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
        key.type = BTRFS_EXTENT_DATA_KEY;
        key.offset = 0;
        datasize = btrfs_file_extent_calc_inline_size(name_len);
-       err = btrfs_insert_empty_item(trans, root, path, &key,
-                                     datasize);
-       if (err) {
-               btrfs_abort_transaction(trans, err);
+       ret = btrfs_insert_empty_item(trans, root, path, &key, datasize);
+       if (ret) {
+               btrfs_abort_transaction(trans, ret);
                btrfs_free_path(path);
                discard_new_inode(inode);
                inode = NULL;
@@ -8906,16 +8905,16 @@ static int btrfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
        btrfs_free_path(path);
 
        d_instantiate_new(dentry, inode);
-       err = 0;
+       ret = 0;
 out:
        btrfs_end_transaction(trans);
        btrfs_btree_balance_dirty(fs_info);
 out_new_inode_args:
        btrfs_new_inode_args_destroy(&new_inode_args);
 out_inode:
-       if (err)
+       if (ret)
                iput(inode);
-       return err;
+       return ret;
 }
 
 static struct btrfs_trans_handle *insert_prealloc_file_extent(